201534440

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{16097}}^1$

素因数の和:16421

約数の個数: 32

約数和(自身を含む): 454929480

約数和(自身を除く): 253395040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 6260, 12520, 16097, 32194, 64388, 80485, 128776, 160970, 321940, 643880, 5038361, 10076722, 20153444, 25191805, 40306888, 50383610, 100767220, 201534440]

約数ペア:

[(1, 201534440), (2, 100767220), (4, 50383610), (5, 40306888), (8, 25191805), (10, 20153444), (20, 10076722), (40, 5038361), (313, 643880), (626, 321940), (1252, 160970), (1565, 128776), (2504, 80485), (3130, 64388), (6260, 32194), (12520, 16097)]